| File name: | Nuker.exe |
| Full analysis: | https://app.any.run/tasks/83ee9758-5932-43bb-afd4-660cd4c29b48 |
| Verdict: | Malicious activity |
| Threats: | Blank Grabber is an infostealer written in Python. It is designed to steal a wide array of data, such as browser login credentials, crypto wallets, Telegram sessions, and Discord tokens. It is an open-source malware, with its code available on GitHub and regularly receiving updates. Blank Grabber builder’s simple interface lets threat actors even with basic skills to deploy it and conduct attacks. |
| Analysis date: | April 26, 2025, 13:17:03 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64, for MS Windows, 7 sections |
| MD5: | 59FC6F44DD206D902F10CD6B5DCBFE93 |
| SHA1: | E6FF244B8632365ADC4856054C0AD1E270B6FB18 |
| SHA256: | A9ED7C71F5DB5E39C22FBF21EA2C31863073566F520B2B5261A47E8FFA8F2C1B |
| SSDEEP: | 98304:lCYzBVpu8MFZlu/gbH90KU+meINVq6+Kwr+HS0iZ0aV9e59zWraG+H29EPgAxu4n:s4Htz5o+L |
| .exe | | | Win64 Executable (generic) (87.3) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (6.3) |
| .exe | | | DOS Executable Generic (6.3) |
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2025:04:26 13:04:49+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.43 |
| CodeSize: | 173568 |
| InitializedDataSize: | 94720 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xce30 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.4.303.0 |
| ProductVersionNumber: | 1.4.303.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Unknown (0) |
| ObjectFileType: | Dynamic link library |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | ASCII |
| FileDescription: | vulkaninfo |
| FileVersion: | 1.4.303.0 |
| LegalCopyright: | Copyright (C) 2015-2024 |
| ProductName: | Vulkaninfo |
| ProductVersion: | 1.4.303.0 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 536 | C:\WINDOWS\system32\cmd.exe /c "REG QUERY HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E968-E325-11CE-BFC1-08002BE10318}\0000\DriverDesc 2" | C:\Windows\System32\cmd.exe | — | Nuker.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 632 | tree /A /F | C:\Windows\System32\tree.com | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Tree Walk Utility Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 632 | C:\WINDOWS\system32\cmd.exe /c "powershell Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY" | C:\Windows\System32\cmd.exe | — | Nuker.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 720 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 896 | C:\WINDOWS\system32\cmd.exe /c "powershell Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER" | C:\Windows\System32\cmd.exe | — | Nuker.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1040 | "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\p01vrwnm\p01vrwnm.cmdline" | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Visual C# Command Line Compiler Exit code: 0 Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
| 1164 | REG QUERY HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E968-E325-11CE-BFC1-08002BE10318}\0000\DriverDesc 2 | C:\Windows\System32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Console Tool Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1188 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1276 | tasklist /FO LIST | C:\Windows\System32\tasklist.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Lists the current running tasks Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (7824) Nuker.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Multimedia\DrawDib |
| Operation: | write | Name: | 1280x720x32(BGR 0) |
Value: 31,31,31,31 | |||
| (PID) Process: | (6032) TiWorker.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing |
| Operation: | write | Name: | SessionIdHigh |
Value: 31176365 | |||
| (PID) Process: | (6032) TiWorker.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing |
| Operation: | write | Name: | SessionIdLow |
Value: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_ctypes.pyd | executable | |
MD5:31859B9A99A29127C4236968B87DBCBB | SHA256:644712C3475BE7F02C2493D75E6A831372D01243ACA61AA8A1418F57E6D0B713 | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_socket.pyd | executable | |
MD5:49F87AEC74FEA76792972022F6715C4D | SHA256:5D8C8186DF42633679D6236C1FEBF93DB26405C1706F9B5D767FEAB440EA38B0 | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_lzma.pyd | executable | |
MD5:864B22495372FA4D8B18E1C535962AE2 | SHA256:FC57BD20B6B128AFA5FAAAC1FD0CE783031FAAF39F71B58C9CACF87A16F3325F | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\VCRUNTIME140.dll | executable | |
MD5:F34EB034AA4A9735218686590CBA2E8B | SHA256:9D2B40F0395CC5D1B4D5EA17B84970C29971D448C37104676DB577586D4AD1B1 | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_queue.pyd | executable | |
MD5:BEBC7743E8AF7A812908FCB4CDD39168 | SHA256:CC275B2B053410C6391339149BAF5B58DF121A915D18B889F184BE02BEDAF9BC | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_hashlib.pyd | executable | |
MD5:659A5EFA39A45C204ADA71E1660A7226 | SHA256:B16C0CC3BAA67246D8F44138C6105D66538E54D0AFB999F446CAE58AC83EF078 | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_sqlite3.pyd | executable | |
MD5:70A7050387359A0FAB75B042256B371F | SHA256:E168A1E229F57248253EAD19F60802B25DC0DBC717C9776E157B8878D2CA4F3D | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\base_library.zip | compressed | |
MD5:0DF15255566EDF995D9B6057C70961BF | SHA256:8325ECDDAD635F2A0A91FD5951C03BF063995D52EC73B1D7B1F88FB61DE3121B | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_ssl.pyd | executable | |
MD5:9A7AB96204E505C760921B98E259A572 | SHA256:CAE09BBBB12AA339FD9226698E7C7F003A26A95390C7DC3A2D71A1E540508644 | |||
| 7660 | Nuker.exe | C:\Users\admin\AppData\Local\Temp\_MEI76602\_bz2.pyd | executable | |
MD5:FBA120A94A072459011133DA3A989DB2 | SHA256:055A93C8B127DC840AC40CA70D4B0246AC88C9CDE1EF99267BBE904086E0B7D3 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
7824 | Nuker.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | unknown | — | — | whitelisted |
— | — | GET | 204 | 172.217.16.195:443 | https://gstatic.com/generate_204 | unknown | — | — | — |
7824 | Nuker.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/?fields=225545 | unknown | — | — | whitelisted |
— | — | GET | 304 | 20.12.23.50:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
5548 | SIHClient.exe | GET | 200 | 2.16.241.12:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5548 | SIHClient.exe | GET | 200 | 23.219.150.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
5548 | SIHClient.exe | GET | 200 | 2.16.241.12:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
5548 | SIHClient.exe | GET | 200 | 2.16.241.12:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
5548 | SIHClient.exe | GET | 200 | 23.219.150.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5548 | SIHClient.exe | GET | 200 | 23.219.150.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
7824 | Nuker.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | whitelisted |
7824 | Nuker.exe | 172.217.18.3:443 | gstatic.com | GOOGLE | US | whitelisted |
7824 | Nuker.exe | 162.159.135.232:443 | discord.com | CLOUDFLARENET | — | whitelisted |
7308 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3216 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
5548 | SIHClient.exe | 20.12.23.50:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6544 | svchost.exe | 40.126.32.136:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
blank-j9kfi.in |
| unknown |
ip-api.com |
| whitelisted |
gstatic.com |
| whitelisted |
discord.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2196 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
7824 | Nuker.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
2196 | svchost.exe | Misc activity | ET INFO Observed Discord Domain in DNS Lookup (discord .com) |
7824 | Nuker.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
7824 | Nuker.exe | A Network Trojan was detected | STEALER [ANY.RUN] BlankGrabber (SkochGrabber) Generic External IP Check |
2196 | svchost.exe | Misc activity | ET INFO Discord Chat Service Domain in DNS Lookup (discord .com) |
7824 | Nuker.exe | Misc activity | ET INFO Observed Discord Service Domain (discord .com) in TLS SNI |
7824 | Nuker.exe | Misc activity | ET INFO Observed Discord Domain (discord .com in TLS SNI) |